Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ROTATING PART SUPPORTING STRUCTURE FOR ENGINE
Document Type and Number:
WIPO Patent Application WO/2017/163921
Kind Code:
A1
Abstract:
This rotating part supporting structure for an engine (2) is provided with: a crank journal side bearing metal piece (14); and a crank pin side bearing metal piece (24, 124), wherein a chamfering part (16) and a crowning part (17) are provided to the crank journal side bearing metal piece (14). The crank pin side bearing metal piece (24, 124) is provided with a chamfering part (26). Furthermore, the crank pin side bearing metal piece (24, 124) is either not provided with a crowning part on the inner peripheral surface thereof or is provided with a crowning part (127) smaller in inclination angle than the crowning part (17).

Inventors:
OKAGAWA Masaaki (3-1 Shinchi, Fuchu-cho, Aki-gu, Hiroshima 70, 〒7308670, JP)
IMAMURA Satoshi (3-1 Shinchi, Fuchu-cho, Aki-gu, Hiroshima 70, 〒7308670, JP)
KIMURA Shohei (3-1 Shinchi, Fuchu-cho, Aki-gu, Hiroshima 70, 〒7308670, JP)
Application Number:
JP2017/009650
Publication Date:
September 28, 2017
Filing Date:
March 10, 2017
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MAZDA MOTOR CORPORATION (3-1 Shinchi, Fuchu-cho Aki-gu, Hiroshima 70, 〒7308670, JP)
International Classes:
F16C17/02; F02B77/00; F02F7/00; F16C3/06; F16C9/02
Foreign References:
JP2002266848A2002-09-18
JPH10299780A1998-11-10
JP2008151271A2008-07-03
Attorney, Agent or Firm:
MAEDA & PARTNERS (Shin-Daibiru Bldg. 23F, 2-1 Dojimahama 1-chome, Kita-ku, Osaka-sh, Osaka 04, 〒5300004, JP)
Download PDF: